Q: How do I install the Pokémon Home NSP Update 3.2.1.rar? A: You can install the update by downloading the .rar file, extracting the NSP file, transferring it to your Switch, and then installing it through the System Settings.
A: No. Only Switch and mobile devices. Any "Pokemon Home PC download" is fake or malicious. pokemon home nspupdate 321rar
No RAR extraction, no CFW, no risk.